A man holding the Egyptian diamond. The Egyptian diamond was a precious stone that was located in the tomb of Tutankhset in one of the Pyramids of Egypt near Cairo. Batman and Robin were stationed there when it was believed that a certain diamond thief would steal the diamond. Appearance Super Friends (TV Series) Season 1: The Planet-Splitter (1973) References ↑ As seen in the Superfriends season 1 episode The Planet-Splitter (1973). ↑ As seen in The Planet-Splitter (1973). Retrieved from "https://superfriends.fandom.com/wiki/Egyptian_diamond?oldid=73282" Categories: Minerals Items Community content is available under CC-BY-SA unless otherwise noted.